define(["exports"], function(exports) {
  "use strict";
  function getDefaults() {
    return {
      baseUrl: null,
      breaks: false,
      extensions: null,
      gfm: true,
      headerIds: true,
      headerPrefix: "",
      highlight: null,
      langPrefix: "language-",
      mangle: true,
      pedantic: false,
      renderer: null,
      sanitize: false,
      sanitizer: null,
      silent: false,
      smartLists: false,
      smartypants: false,
      tokenizer: null,
      walkTokens: null,
      xhtml: false
    };
  }
  exports.defaults = getDefaults();
  function changeDefaults(newDefaults) {
    exports.defaults = newDefaults;
  }
  const escapeTest = /[&<>"']/;
  const escapeReplace = /[&<>"']/g;
  const escapeTestNoEncode = /[<>"']|&(?!#?\w+;)/;
  const escapeReplaceNoEncode = /[<>"']|&(?!#?\w+;)/g;
  const escapeReplacements = {
    "&": "&amp;",
    "<": "&lt;",
    ">": "&gt;",
    '"': "&quot;",
    "'": "&#39;"
  };
  const getEscapeReplacement = (ch) => escapeReplacements[ch];
  function escape(html, encode) {
    if (encode) {
      if (escapeTest.test(html)) {
        return html.replace(escapeReplace, getEscapeReplacement);
      }
    } else {
      if (escapeTestNoEncode.test(html)) {
        return html.replace(escapeReplaceNoEncode, getEscapeReplacement);
      }
    }
    return html;
  }
  const unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig;
  function unescape(html) {
    return html.replace(unescapeTest, (_, n) => {
      n = n.toLowerCase();
      if (n === "colon")
        return ":";
      if (n.charAt(0) === "#") {
        return n.charAt(1) === "x" ? String.fromCharCode(parseInt(n.substring(2), 16)) : String.fromCharCode(+n.substring(1));
      }
      return "";
    });
  }
  const caret = /(^|[^\[])\^/g;
  function edit(regex, opt) {
    regex = regex.source || regex;
    opt = opt || "";
    const obj = {
      replace: (name, val) => {
        val = val.source || val;
        val = val.replace(caret, "$1");
        regex = regex.replace(name, val);
        return obj;
      },
      getRegex: () => {
        return new RegExp(regex, opt);
      }
    };
    return obj;
  }
  const nonWordAndColonTest = /[^\w:]/g;
  const originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i;
  function cleanUrl(sanitize, base, href) {
    if (sanitize) {
      let prot;
      try {
        prot = decodeURIComponent(unescape(href)).replace(nonWordAndColonTest, "").toLowerCase();
      } catch (e) {
        return null;
      }
      if (prot.indexOf("javascript:") === 0 || prot.indexOf("vbscript:") === 0 || prot.indexOf("data:") === 0) {
        return null;
      }
    }
    if (base && !originIndependentUrl.test(href)) {
      href = resolveUrl(base, href);
    }
    try {
      href = encodeURI(href).replace(/%25/g, "%");
    } catch (e) {
      return null;
    }
    return href;
  }
  const baseUrls = {};
  const justDomain = /^[^:]+:\/*[^/]*$/;
  const protocol = /^([^:]+:)[\s\S]*$/;
  const domain = /^([^:]+:\/*[^/]*)[\s\S]*$/;
  function resolveUrl(base, href) {
    if (!baseUrls[" " + base]) {
      if (justDomain.test(base)) {
        baseUrls[" " + base] = base + "/";
      } else {
        baseUrls[" " + base] = rtrim(base, "/", true);
      }
    }
    base = baseUrls[" " + base];
    const relativeBase = base.indexOf(":") === -1;
    if (href.substring(0, 2) === "//") {
      if (relativeBase) {
        return href;
      }
      return base.replace(protocol, "$1") + href;
    } else if (href.charAt(0) === "/") {
      if (relativeBase) {
        return href;
      }
      return base.replace(domain, "$1") + href;
    } else {
      return base + href;
    }
  }
  const noopTest = { exec: function noopTest2() {
  } };
  function merge(obj) {
    let i = 1, target, key;
    for (; i < arguments.length; i++) {
      target = arguments[i];
      for (key in target) {
        if (Object.prototype.hasOwnProperty.call(target, key)) {
          obj[key] = target[key];
        }
      }
    }
    return obj;
  }
  function splitCells(tableRow, count) {
    const row = tableRow.replace(/\|/g, (match, offset, str) => {
      let escaped = false, curr = offset;
      while (--curr >= 0 && str[curr] === "\\")
        escaped = !escaped;
      if (escaped) {
        return "|";
      } else {
        return " |";
      }
    }), cells = row.split(/ \|/);
    let i = 0;
    if (!cells[0].trim()) {
      cells.shift();
    }
    if (!cells[cells.length - 1].trim()) {
      cells.pop();
    }
    if (cells.length > count) {
      cells.splice(count);
    } else {
      while (cells.length < count)
        cells.push("");
    }
    for (; i < cells.length; i++) {
      cells[i] = cells[i].trim().replace(/\\\|/g, "|");
    }
    return cells;
  }
  function rtrim(str, c, invert) {
    const l = str.length;
    if (l === 0) {
      return "";
    }
    let suffLen = 0;
    while (suffLen < l) {
      const currChar = str.charAt(l - suffLen - 1);
      if (currChar === c && !invert) {
        suffLen++;
      } else if (currChar !== c && invert) {
        suffLen++;
      } else {
        break;
      }
    }
    return str.substr(0, l - suffLen);
  }
  function findClosingBracket(str, b) {
    if (str.indexOf(b[1]) === -1) {
      return -1;
    }
    const l = str.length;
    let level = 0, i = 0;
    for (; i < l; i++) {
      if (str[i] === "\\") {
        i++;
      } else if (str[i] === b[0]) {
        level++;
      } else if (str[i] === b[1]) {
        level--;
        if (level < 0) {
          return i;
        }
      }
    }
    return -1;
  }
  function checkSanitizeDeprecation(opt) {
    if (opt && opt.sanitize && !opt.silent) {
      console.warn("marked(): sanitize and sanitizer parameters are deprecated since version 0.7.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/#/USING_ADVANCED.md#options");
    }
  }
  function repeatString(pattern, count) {
    if (count < 1) {
      return "";
    }
    let result = "";
    while (count > 1) {
      if (count & 1) {
        result += pattern;
      }
      count >>= 1;
      pattern += pattern;
    }
    return result + pattern;
  }
  function outputLink(cap, link, raw, lexer2) {
    const href = link.href;
    const title = link.title ? escape(link.title) : null;
    const text = cap[1].replace(/\\([\[\]])/g, "$1");
    if (cap[0].charAt(0) !== "!") {
      lexer2.state.inLink = true;
      const token = {
        type: "link",
        raw,
        href,
        title,
        text,
        tokens: lexer2.inlineTokens(text, [])
      };
      lexer2.state.inLink = false;
      return token;
    } else {
      return {
        type: "image",
        raw,
        href,
        title,
        text: escape(text)
      };
    }
  }
  function indentCodeCompensation(raw, text) {
    const matchIndentToCode = raw.match(/^(\s+)(?:```)/);
    if (matchIndentToCode === null) {
      return text;
    }
    const indentToCode = matchIndentToCode[1];
    return text.split("\n").map((node) => {
      const matchIndentInNode = node.match(/^\s+/);
      if (matchIndentInNode === null) {
        return node;
      }
      const [indentInNode] = matchIndentInNode;
      if (indentInNode.length >= indentToCode.length) {
        return node.slice(indentToCode.length);
      }
      return node;
    }).join("\n");
  }
  class Tokenizer {
    constructor(options2) {
      this.options = options2 || exports.defaults;
    }
    space(src) {
      const cap = this.rules.block.newline.exec(src);
      if (cap) {
        if (cap[0].length > 1) {
          return {
            type: "space",
            raw: cap[0]
          };
        }
        return { raw: "\n" };
      }
    }
    code(src) {
      const cap = this.rules.block.code.exec(src);
      if (cap) {
        const text = cap[0].replace(/^ {1,4}/gm, "");
        return {
          type: "code",
          raw: cap[0],
          codeBlockStyle: "indented",
          text: !this.options.pedantic ? rtrim(text, "\n") : text
        };
      }
    }
    fences(src) {
      const cap = this.rules.block.fences.exec(src);
      if (cap) {
        const raw = cap[0];
        const text = indentCodeCompensation(raw, cap[3] || "");
        return {
          type: "code",
          raw,
          lang: cap[2] ? cap[2].trim() : cap[2],
          text
        };
      }
    }
    heading(src) {
      const cap = this.rules.block.heading.exec(src);
      if (cap) {
        let text = cap[2].trim();
        if (/#$/.test(text)) {
          const trimmed = rtrim(text, "#");
          if (this.options.pedantic) {
            text = trimmed.trim();
          } else if (!trimmed || / $/.test(trimmed)) {
            text = trimmed.trim();
          }
        }
        const token = {
          type: "heading",
          raw: cap[0],
          depth: cap[1].length,
          text,
          tokens: []
        };
        this.lexer.inline(token.text, token.tokens);
        return token;
      }
    }
    hr(src) {
      const cap = this.rules.block.hr.exec(src);
      if (cap) {
        return {
          type: "hr",
          raw: cap[0]
        };
      }
    }
    blockquote(src) {
      const cap = this.rules.block.blockquote.exec(src);
      if (cap) {
        const text = cap[0].replace(/^ *> ?/gm, "");
        return {
          type: "blockquote",
          raw: cap[0],
          tokens: this.lexer.blockTokens(text, []),
          text
        };
      }
    }
    list(src) {
      let cap = this.rules.block.list.exec(src);
      if (cap) {
        let raw, istask, ischecked, indent, i, blankLine, endsWithBlankLine, line, lines, itemContents;
        let bull = cap[1].trim();
        const isordered = bull.length > 1;
        const list = {
          type: "list",
          raw: "",
          ordered: isordered,
          start: isordered ? +bull.slice(0, -1) : "",
          loose: false,
          items: []
        };
        bull = isordered ? `\\d{1,9}\\${bull.slice(-1)}` : `\\${bull}`;
        if (this.options.pedantic) {
          bull = isordered ? bull : "[*+-]";
        }
        const itemRegex = new RegExp(`^( {0,3}${bull})((?: [^\\n]*| *)(?:\\n[^\\n]*)*(?:\\n|$))`);
        while (src) {
          if (this.rules.block.hr.test(src)) {
            break;
          }
          if (!(cap = itemRegex.exec(src))) {
            break;
          }
          lines = cap[2].split("\n");
          if (this.options.pedantic) {
            indent = 2;
            itemContents = lines[0].trimLeft();
          } else {
            indent = cap[2].search(/[^ ]/);
            indent = cap[1].length + (indent > 4 ? 1 : indent);
            itemContents = lines[0].slice(indent - cap[1].length);
          }
          blankLine = false;
          raw = cap[0];
          if (!lines[0] && /^ *$/.test(lines[1])) {
            raw = cap[1] + lines.slice(0, 2).join("\n") + "\n";
            list.loose = true;
            lines = [];
          }
          const nextBulletRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}(?:[*+-]|\\d{1,9}[.)])`);
          for (i = 1; i < lines.length; i++) {
            line = lines[i];
            if (this.options.pedantic) {
              line = line.replace(/^ {1,4}(?=( {4})*[^ ])/g, "  ");
            }
            if (nextBulletRegex.test(line)) {
              raw = cap[1] + lines.slice(0, i).join("\n") + "\n";
              break;
            }
            if (!blankLine) {
              if (!line.trim()) {
                blankLine = true;
              }
              if (line.search(/[^ ]/) >= indent) {
                itemContents += "\n" + line.slice(indent);
              } else {
                itemContents += "\n" + line;
              }
              continue;
            }
            if (line.search(/[^ ]/) >= indent || !line.trim()) {
              itemContents += "\n" + line.slice(indent);
              continue;
            } else {
              raw = cap[1] + lines.slice(0, i).join("\n") + "\n";
              break;
            }
          }
          if (!list.loose) {
            if (endsWithBlankLine) {
              list.loose = true;
            } else if (/\n *\n *$/.test(raw)) {
              endsWithBlankLine = true;
            }
          }
          if (this.options.gfm) {
            istask = /^\[[ xX]\] /.exec(itemContents);
            if (istask) {
              ischecked = istask[0] !== "[ ] ";
              itemContents = itemContents.replace(/^\[[ xX]\] +/, "");
            }
          }
          list.items.push({
            type: "list_item",
            raw,
            task: !!istask,
            checked: ischecked,
            loose: false,
            text: itemContents
          });
          list.raw += raw;
          src = src.slice(raw.length);
        }
        list.items[list.items.length - 1].raw = raw.trimRight();
        list.items[list.items.length - 1].text = itemContents.trimRight();
        list.raw = list.raw.trimRight();
        const l = list.items.length;
        for (i = 0; i < l; i++) {
          this.lexer.state.top = false;
          list.items[i].tokens = this.lexer.blockTokens(list.items[i].text, []);
          if (list.items[i].tokens.some((t) => t.type === "space")) {
            list.loose = true;
            list.items[i].loose = true;
          }
        }
        return list;
      }
    }
    html(src) {
      const cap = this.rules.block.html.exec(src);
      if (cap) {
        const token = {
          type: "html",
          raw: cap[0],
          pre: !this.options.sanitizer && (cap[1] === "pre" || cap[1] === "script" || cap[1] === "style"),
          text: cap[0]
        };
        if (this.options.sanitize) {
          token.type = "paragraph";
          token.text = this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]);
          token.tokens = [];
          this.lexer.inline(token.text, token.tokens);
        }
        return token;
      }
    }
    def(src) {
      const cap = this.rules.block.def.exec(src);
      if (cap) {
        if (cap[3])
          cap[3] = cap[3].substring(1, cap[3].length - 1);
        const tag = cap[1].toLowerCase().replace(/\s+/g, " ");
        return {
          type: "def",
          tag,
          raw: cap[0],
          href: cap[2],
          title: cap[3]
        };
      }
    }
    table(src) {
      const cap = this.rules.block.table.exec(src);
      if (cap) {
        const item = {
          type: "table",
          header: splitCells(cap[1]).map((c) => {
            return { text: c };
          }),
          align: cap[2].replace(/^ *|\| *$/g, "").split(/ *\| */),
          rows: cap[3] ? cap[3].replace(/\n$/, "").split("\n") : []
        };
        if (item.header.length === item.align.length) {
          item.raw = cap[0];
          let l = item.align.length;
          let i, j, k, row;
          for (i = 0; i < l; i++) {
            if (/^ *-+: *$/.test(item.align[i])) {
              item.align[i] = "right";
            } else if (/^ *:-+: *$/.test(item.align[i])) {
              item.align[i] = "center";
            } else if (/^ *:-+ *$/.test(item.align[i])) {
              item.align[i] = "left";
            } else {
              item.align[i] = null;
            }
          }
          l = item.rows.length;
          for (i = 0; i < l; i++) {
            item.rows[i] = splitCells(item.rows[i], item.header.length).map((c) => {
              return { text: c };
            });
          }
          l = item.header.length;
          for (j = 0; j < l; j++) {
            item.header[j].tokens = [];
            this.lexer.inlineTokens(item.header[j].text, item.header[j].tokens);
          }
          l = item.rows.length;
          for (j = 0; j < l; j++) {
            row = item.rows[j];
            for (k = 0; k < row.length; k++) {
              row[k].tokens = [];
              this.lexer.inlineTokens(row[k].text, row[k].tokens);
            }
          }
          return item;
        }
      }
    }
    lheading(src) {
      const cap = this.rules.block.lheading.exec(src);
      if (cap) {
        const token = {
          type: "heading",
          raw: cap[0],
          depth: cap[2].charAt(0) === "=" ? 1 : 2,
          text: cap[1],
          tokens: []
        };
        this.lexer.inline(token.text, token.tokens);
        return token;
      }
    }
    paragraph(src) {
      const cap = this.rules.block.paragraph.exec(src);
      if (cap) {
        const token = {
          type: "paragraph",
          raw: cap[0],
          text: cap[1].charAt(cap[1].length - 1) === "\n" ? cap[1].slice(0, -1) : cap[1],
          tokens: []
        };
        this.lexer.inline(token.text, token.tokens);
        return token;
      }
    }
    text(src) {
      const cap = this.rules.block.text.exec(src);
      if (cap) {
        const token = {
          type: "text",
          raw: cap[0],
          text: cap[0],
          tokens: []
        };
        this.lexer.inline(token.text, token.tokens);
        return token;
      }
    }
    escape(src) {
      const cap = this.rules.inline.escape.exec(src);
      if (cap) {
        return {
          type: "escape",
          raw: cap[0],
          text: escape(cap[1])
        };
      }
    }
    tag(src) {
      const cap = this.rules.inline.tag.exec(src);
      if (cap) {
        if (!this.lexer.state.inLink && /^<a /i.test(cap[0])) {
          this.lexer.state.inLink = true;
        } else if (this.lexer.state.inLink && /^<\/a>/i.test(cap[0])) {
          this.lexer.state.inLink = false;
        }
        if (!this.lexer.state.inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
          this.lexer.state.inRawBlock = true;
        } else if (this.lexer.state.inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
          this.lexer.state.inRawBlock = false;
        }
        return {
          type: this.options.sanitize ? "text" : "html",
          raw: cap[0],
          inLink: this.lexer.state.inLink,
          inRawBlock: this.lexer.state.inRawBlock,
          text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]) : cap[0]
        };
      }
    }
    link(src) {
      const cap = this.rules.inline.link.exec(src);
      if (cap) {
        const trimmedUrl = cap[2].trim();
        if (!this.options.pedantic && /^</.test(trimmedUrl)) {
          if (!/>$/.test(trimmedUrl)) {
            return;
          }
          const rtrimSlash = rtrim(trimmedUrl.slice(0, -1), "\\");
          if ((trimmedUrl.length - rtrimSlash.length) % 2 === 0) {
            return;
          }
        } else {
          const lastParenIndex = findClosingBracket(cap[2], "()");
          if (lastParenIndex > -1) {
            const start = cap[0].indexOf("!") === 0 ? 5 : 4;
            const linkLen = start + cap[1].length + lastParenIndex;
            cap[2] = cap[2].substring(0, lastParenIndex);
            cap[0] = cap[0].substring(0, linkLen).trim();
            cap[3] = "";
          }
        }
        let href = cap[2];
        let title = "";
        if (this.options.pedantic) {
          const link = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(href);
          if (link) {
            href = link[1];
            title = link[3];
          }
        } else {
          title = cap[3] ? cap[3].slice(1, -1) : "";
        }
        href = href.trim();
        if (/^</.test(href)) {
          if (this.options.pedantic && !/>$/.test(trimmedUrl)) {
            href = href.slice(1);
          } else {
            href = href.slice(1, -1);
          }
        }
        return outputLink(cap, {
          href: href ? href.replace(this.rules.inline._escapes, "$1") : href,
          title: title ? title.replace(this.rules.inline._escapes, "$1") : title
        }, cap[0], this.lexer);
      }
    }
    reflink(src, links) {
      let cap;
      if ((cap = this.rules.inline.reflink.exec(src)) || (cap = this.rules.inline.nolink.exec(src))) {
        let link = (cap[2] || cap[1]).replace(/\s+/g, " ");
        link = links[link.toLowerCase()];
        if (!link || !link.href) {
          const text = cap[0].charAt(0);
          return {
            type: "text",
            raw: text,
            text
          };
        }
        return outputLink(cap, link, cap[0], this.lexer);
      }
    }
    emStrong(src, maskedSrc, prevChar = "") {
      let match = this.rules.inline.emStrong.lDelim.exec(src);
      if (!match)
        return;
      if (match[3] && prevChar.match(/[\p{L}\p{N}]/u))
        return;
      const nextChar = match[1] || match[2] || "";
      if (!nextChar || nextChar && (prevChar === "" || this.rules.inline.punctuation.exec(prevChar))) {
        const lLength = match[0].length - 1;
        let rDelim, rLength, delimTotal = lLength, midDelimTotal = 0;
        const endReg = match[0][0] === "*" ? this.rules.inline.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd;
        endReg.lastIndex = 0;
        maskedSrc = maskedSrc.slice(-1 * src.length + lLength);
        while ((match = endReg.exec(maskedSrc)) != null) {
          rDelim = match[1] || match[2] || match[3] || match[4] || match[5] || match[6];
          if (!rDelim)
            continue;
          rLength = rDelim.length;
          if (match[3] || match[4]) {
            delimTotal += rLength;
            continue;
          } else if (match[5] || match[6]) {
            if (lLength % 3 && !((lLength + rLength) % 3)) {
              midDelimTotal += rLength;
              continue;
            }
          }
          delimTotal -= rLength;
          if (delimTotal > 0)
            continue;
          rLength = Math.min(rLength, rLength + delimTotal + midDelimTotal);
          if (Math.min(lLength, rLength) % 2) {
            const text2 = src.slice(1, lLength + match.index + rLength);
            return {
              type: "em",
              raw: src.slice(0, lLength + match.index + rLength + 1),
              text: text2,
              tokens: this.lexer.inlineTokens(text2, [])
            };
          }
          const text = src.slice(2, lLength + match.index + rLength - 1);
          return {
            type: "strong",
            raw: src.slice(0, lLength + match.index + rLength + 1),
            text,
            tokens: this.lexer.inlineTokens(text, [])
          };
        }
      }
    }
    codespan(src) {
      const cap = this.rules.inline.code.exec(src);
      if (cap) {
        let text = cap[2].replace(/\n/g, " ");
        const hasNonSpaceChars = /[^ ]/.test(text);
        const hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text);
        if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) {
          text = text.substring(1, text.length - 1);
        }
        text = escape(text, true);
        return {
          type: "codespan",
          raw: cap[0],
          text
        };
      }
    }
    br(src) {
      const cap = this.rules.inline.br.exec(src);
      if (cap) {
        return {
          type: "br",
          raw: cap[0]
        };
      }
    }
    del(src) {
      const cap = this.rules.inline.del.exec(src);
      if (cap) {
        return {
          type: "del",
          raw: cap[0],
          text: cap[2],
          tokens: this.lexer.inlineTokens(cap[2], [])
        };
      }
    }
    autolink(src, mangle2) {
      const cap = this.rules.inline.autolink.exec(src);
      if (cap) {
        let text, href;
        if (cap[2] === "@") {
          text = escape(this.options.mangle ? mangle2(cap[1]) : cap[1]);
          href = "mailto:" + text;
        } else {
          text = escape(cap[1]);
          href = text;
        }
        return {
          type: "link",
          raw: cap[0],
          text,
          href,
          tokens: [
            {
              type: "text",
              raw: text,
              text
            }
          ]
        };
      }
    }
    url(src, mangle2) {
      let cap;
      if (cap = this.rules.inline.url.exec(src)) {
        let text, href;
        if (cap[2] === "@") {
          text = escape(this.options.mangle ? mangle2(cap[0]) : cap[0]);
          href = "mailto:" + text;
        } else {
          let prevCapZero;
          do {
            prevCapZero = cap[0];
            cap[0] = this.rules.inline._backpedal.exec(cap[0])[0];
          } while (prevCapZero !== cap[0]);
          text = escape(cap[0]);
          if (cap[1] === "www.") {
            href = "http://" + text;
          } else {
            href = text;
          }
        }
        return {
          type: "link",
          raw: cap[0],
          text,
          href,
          tokens: [
            {
              type: "text",
              raw: text,
              text
            }
          ]
        };
      }
    }
    inlineText(src, smartypants2) {
      const cap = this.rules.inline.text.exec(src);
      if (cap) {
        let text;
        if (this.lexer.state.inRawBlock) {
          text = this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]) : cap[0];
        } else {
          text = escape(this.options.smartypants ? smartypants2(cap[0]) : cap[0]);
        }
        return {
          type: "text",
          raw: cap[0],
          text
        };
      }
    }
  }
  const block = {
    newline: /^(?: *(?:\n|$))+/,
    code: /^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/,
    fences: /^ {0,3}(`{3,}(?=[^`\n]*\n)|~{3,})([^\n]*)\n(?:|([\s\S]*?)\n)(?: {0,3}\1[~`]* *(?=\n|$)|$)/,
    hr: /^ {0,3}((?:- *){3,}|(?:_ *){3,}|(?:\* *){3,})(?:\n+|$)/,
    heading: /^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/,
    blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/,
    list: /^( {0,3}bull)( [^\n]+?)?(?:\n|$)/,
    html: "^ {0,3}(?:<(script|pre|style|textarea)[\\s>][\\s\\S]*?(?:</\\1>[^\\n]*\\n+|$)|comment[^\\n]*(\\n+|$)|<\\?[\\s\\S]*?(?:\\?>\\n*|$)|<![A-Z][\\s\\S]*?(?:>\\n*|$)|<!\\[CDATA\\[[\\s\\S]*?(?:\\]\\]>\\n*|$)|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:(?:\\n *)+\\n|$)|<(?!script|pre|style|textarea)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)|</(?!script|pre|style|textarea)[a-z][\\w-]*\\s*>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$))",
    def: /^ {0,3}\[(label)\]: *\n? *<?([^\s>]+)>?(?:(?: +\n? *| *\n *)(title))? *(?:\n+|$)/,
    table: noopTest,
    lheading: /^([^\n]+)\n {0,3}(=+|-+) *(?:\n+|$)/,
    _paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html| +\n)[^\n]+)*)/,
    text: /^[^\n]+/
  };
  block._label = /(?!\s*\])(?:\\[\[\]]|[^\[\]])+/;
  block._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/;
  block.def = edit(block.def).replace("label", block._label).replace("title", block._title).getRegex();
  block.bullet = /(?:[*+-]|\d{1,9}[.)])/;
  block.listItemStart = edit(/^( *)(bull) */).replace("bull", block.bullet).getRegex();
  block.list = edit(block.list).replace(/bull/g, block.bullet).replace("hr", "\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))").replace("def", "\\n+(?=" + block.def.source + ")").getRegex();
  block._tag = "address|article|aside|base|basefont|blockquote|body|caption|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr|track|ul";
  block._comment = /<!--(?!-?>)[\s\S]*?(?:-->|$)/;
  block.html = edit(block.html, "i").replace("comment", block._comment).replace("tag", block._tag).replace("attribute", / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/).getRegex();
  block.paragraph = edit(block._paragraph).replace("hr", block.hr).replace("heading", " {0,3}#{1,6} ").replace("|lheading", "").replace("blockquote", " {0,3}>").replace("fences", " {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n").replace("list", " {0,3}(?:[*+-]|1[.)]) ").replace("html", "</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag", block._tag).getRegex();
  block.blockquote = edit(block.blockquote).replace("paragraph", block.paragraph).getRegex();
  block.normal = merge({}, block);
  block.gfm = merge({}, block.normal, {
    table: "^ *([^\\n ].*\\|.*)\\n {0,3}(?:\\| *)?(:?-+:? *(?:\\| *:?-+:? *)*)(?:\\| *)?(?:\\n((?:(?! *\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)"
  });
  block.gfm.table = edit(block.gfm.table).replace("hr", block.hr).replace("heading", " {0,3}#{1,6} ").replace("blockquote", " {0,3}>").replace("code", " {4}[^\\n]").replace("fences", " {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n").replace("list", " {0,3}(?:[*+-]|1[.)]) ").replace("html", "</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag", block._tag).getRegex();
  block.pedantic = merge({}, block.normal, {
    html: edit(`^ *(?:comment *(?:\\n|\\s*$)|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)|<tag(?:"[^"]*"|'[^']*'|\\s[^'"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))`).replace("comment", block._comment).replace(/tag/g, "(?!(?:a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)\\b)\\w+(?!:|[^\\w\\s@]*@)\\b").getRegex(),
    def: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/,
    heading: /^(#{1,6})(.*)(?:\n+|$)/,
    fences: noopTest,
    paragraph: edit(block.normal._paragraph).replace("hr", block.hr).replace("heading", " *#{1,6} *[^\n]").replace("lheading", block.lheading).replace("blockquote", " {0,3}>").replace("|fences", "").replace("|list", "").replace("|html", "").getRegex()
  });
  const inline = {
    escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,
    autolink: /^<(scheme:[^\s\x00-\x1f<>]*|email)>/,
    url: noopTest,
    tag: "^comment|^</[a-zA-Z][\\w:-]*\\s*>|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>|^<\\?[\\s\\S]*?\\?>|^<![a-zA-Z]+\\s[\\s\\S]*?>|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>",
    link: /^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/,
    reflink: /^!?\[(label)\]\[(?!\s*\])((?:\\[\[\]]?|[^\[\]\\])+)\]/,
    nolink: /^!?\[(?!\s*\])((?:\[[^\[\]]*\]|\\[\[\]]|[^\[\]])*)\](?:\[\])?/,
    reflinkSearch: "reflink|nolink(?!\\()",
    emStrong: {
      lDelim: /^(?:\*+(?:([punct_])|[^\s*]))|^_+(?:([punct*])|([^\s_]))/,
      rDelimAst: /^[^_*]*?\_\_[^_*]*?\*[^_*]*?(?=\_\_)|[punct_](\*+)(?=[\s]|$)|[^punct*_\s](\*+)(?=[punct_\s]|$)|[punct_\s](\*+)(?=[^punct*_\s])|[\s](\*+)(?=[punct_])|[punct_](\*+)(?=[punct_])|[^punct*_\s](\*+)(?=[^punct*_\s])/,
      rDelimUnd: /^[^_*]*?\*\*[^_*]*?\_[^_*]*?(?=\*\*)|[punct*](\_+)(?=[\s]|$)|[^punct*_\s](\_+)(?=[punct*\s]|$)|[punct*\s](\_+)(?=[^punct*_\s])|[\s](\_+)(?=[punct*])|[punct*](\_+)(?=[punct*])/
    },
    code: /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,
    br: /^( {2,}|\\)\n(?!\s*$)/,
    del: noopTest,
    text: /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*_]|\b_|$)|[^ ](?= {2,}\n)))/,
    punctuation: /^([\spunctuation])/
  };
  inline._punctuation = "!\"#$%&'()+\\-.,/:;<=>?@\\[\\]`^{|}~";
  inline.punctuation = edit(inline.punctuation).replace(/punctuation/g, inline._punctuation).getRegex();
  inline.blockSkip = /\[[^\]]*?\]\([^\)]*?\)|`[^`]*?`|<[^>]*?>/g;
  inline.escapedEmSt = /\\\*|\\_/g;
  inline._comment = edit(block._comment).replace("(?:-->|$)", "-->").getRegex();
  inline.emStrong.lDelim = edit(inline.emStrong.lDelim).replace(/punct/g, inline._punctuation).getRegex();
  inline.emStrong.rDelimAst = edit(inline.emStrong.rDelimAst, "g").replace(/punct/g, inline._punctuation).getRegex();
  inline.emStrong.rDelimUnd = edit(inline.emStrong.rDelimUnd, "g").replace(/punct/g, inline._punctuation).getRegex();
  inline._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g;
  inline._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/;
  inline._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/;
  inline.autolink = edit(inline.autolink).replace("scheme", inline._scheme).replace("email", inline._email).getRegex();
  inline._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/;
  inline.tag = edit(inline.tag).replace("comment", inline._comment).replace("attribute", inline._attribute).getRegex();
  inline._label = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/;
  inline._href = /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/;
  inline._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/;
  inline.link = edit(inline.link).replace("label", inline._label).replace("href", inline._href).replace("title", inline._title).getRegex();
  inline.reflink = edit(inline.reflink).replace("label", inline._label).getRegex();
  inline.reflinkSearch = edit(inline.reflinkSearch, "g").replace("reflink", inline.reflink).replace("nolink", inline.nolink).getRegex();
  inline.normal = merge({}, inline);
  inline.pedantic = merge({}, inline.normal, {
    strong: {
      start: /^__|\*\*/,
      middle: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/,
      endAst: /\*\*(?!\*)/g,
      endUnd: /__(?!_)/g
    },
    em: {
      start: /^_|\*/,
      middle: /^()\*(?=\S)([\s\S]*?\S)\*(?!\*)|^_(?=\S)([\s\S]*?\S)_(?!_)/,
      endAst: /\*(?!\*)/g,
      endUnd: /_(?!_)/g
    },
    link: edit(/^!?\[(label)\]\((.*?)\)/).replace("label", inline._label).getRegex(),
    reflink: edit(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace("label", inline._label).getRegex()
  });
  inline.gfm = merge({}, inline.normal, {
    escape: edit(inline.escape).replace("])", "~|])").getRegex(),
    _extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/,
    url: /^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/,
    _backpedal: /(?:[^?!.,:;*_~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_~)]+(?!$))+/,
    del: /^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/,
    text: /^([`~]+|[^`~])(?:(?= {2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\<!\[`*~_]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)))/
  });
  inline.gfm.url = edit(inline.gfm.url, "i").replace("email", inline.gfm._extended_email).getRegex();
  inline.breaks = merge({}, inline.gfm, {
    br: edit(inline.br).replace("{2,}", "*").getRegex(),
    text: edit(inline.gfm.text).replace("\\b_", "\\b_| {2,}\\n").replace(/\{2,\}/g, "*").getRegex()
  });
  function smartypants(text) {
    return text.replace(/---/g, "\u2014").replace(/--/g, "\u2013").replace(/(^|[-\u2014/(\[{"\s])'/g, "$1\u2018").replace(/'/g, "\u2019").replace(/(^|[-\u2014/(\[{\u2018\s])"/g, "$1\u201C").replace(/"/g, "\u201D").replace(/\.{3}/g, "\u2026");
  }
  function mangle(text) {
    let out = "", i, ch;
    const l = text.length;
    for (i = 0; i < l; i++) {
      ch = text.charCodeAt(i);
      if (Math.random() > 0.5) {
        ch = "x" + ch.toString(16);
      }
      out += "&#" + ch + ";";
    }
    return out;
  }
  class Lexer {
    constructor(options2) {
      this.tokens = [];
      this.tokens.links = Object.create(null);
      this.options = options2 || exports.defaults;
      this.options.tokenizer = this.options.tokenizer || new Tokenizer();
      this.tokenizer = this.options.tokenizer;
      this.tokenizer.options = this.options;
      this.tokenizer.lexer = this;
      this.inlineQueue = [];
      this.state = {
        inLink: false,
        inRawBlock: false,
        top: true
      };
      const rules = {
        block: block.normal,
        inline: inline.normal
      };
      if (this.options.pedantic) {
        rules.block = block.pedantic;
        rules.inline = inline.pedantic;
      } else if (this.options.gfm) {
        rules.block = block.gfm;
        if (this.options.breaks) {
          rules.inline = inline.breaks;
        } else {
          rules.inline = inline.gfm;
        }
      }
      this.tokenizer.rules = rules;
    }
    static get rules() {
      return {
        block,
        inline
      };
    }
    static lex(src, options2) {
      const lexer2 = new Lexer(options2);
      return lexer2.lex(src);
    }
    static lexInline(src, options2) {
      const lexer2 = new Lexer(options2);
      return lexer2.inlineTokens(src);
    }
    lex(src) {
      src = src.replace(/\r\n|\r/g, "\n").replace(/\t/g, "    ");
      this.blockTokens(src, this.tokens);
      let next;
      while (next = this.inlineQueue.shift()) {
        this.inlineTokens(next.src, next.tokens);
      }
      return this.tokens;
    }
    blockTokens(src, tokens = []) {
      if (this.options.pedantic) {
        src = src.replace(/^ +$/gm, "");
      }
      let token, lastToken, cutSrc, lastParagraphClipped;
      while (src) {
        if (this.options.extensions && this.options.extensions.block && this.options.extensions.block.some((extTokenizer) => {
          if (token = extTokenizer.call({ lexer: this }, src, tokens)) {
            src = src.substring(token.raw.length);
            tokens.push(token);
            return true;
          }
          return false;
        })) {
          continue;
        }
        if (token = this.tokenizer.space(src)) {
          src = src.substring(token.raw.length);
          if (token.type) {
            tokens.push(token);
          }
          continue;
        }
        if (token = this.tokenizer.code(src)) {
          src = src.substring(token.raw.length);
          lastToken = tokens[tokens.length - 1];
          if (lastToken && (lastToken.type === "paragraph" || lastToken.type === "text")) {
            lastToken.raw += "\n" + token.raw;
            lastToken.text += "\n" + token.text;
            this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;
          } else {
            tokens.push(token);
          }
          continue;
        }
        if (token = this.tokenizer.fences(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.heading(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.hr(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.blockquote(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.list(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.html(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.def(src)) {
          src = src.substring(token.raw.length);
          lastToken = tokens[tokens.length - 1];
          if (lastToken && (lastToken.type === "paragraph" || lastToken.type === "text")) {
            lastToken.raw += "\n" + token.raw;
            lastToken.text += "\n" + token.raw;
            this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;
          } else if (!this.tokens.links[token.tag]) {
            this.tokens.links[token.tag] = {
              href: token.href,
              title: token.title
            };
          }
          continue;
        }
        if (token = this.tokenizer.table(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.lheading(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        cutSrc = src;
        if (this.options.extensions && this.options.extensions.startBlock) {
          let startIndex = Infinity;
          const tempSrc = src.slice(1);
          let tempStart;
          this.options.extensions.startBlock.forEach(function(getStartIndex) {
            tempStart = getStartIndex.call({ lexer: this }, tempSrc);
            if (typeof tempStart === "number" && tempStart >= 0) {
              startIndex = Math.min(startIndex, tempStart);
            }
          });
          if (startIndex < Infinity && startIndex >= 0) {
            cutSrc = src.substring(0, startIndex + 1);
          }
        }
        if (this.state.top && (token = this.tokenizer.paragraph(cutSrc))) {
          lastToken = tokens[tokens.length - 1];
          if (lastParagraphClipped && lastToken.type === "paragraph") {
            lastToken.raw += "\n" + token.raw;
            lastToken.text += "\n" + token.text;
            this.inlineQueue.pop();
            this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;
          } else {
            tokens.push(token);
          }
          lastParagraphClipped = cutSrc.length !== src.length;
          src = src.substring(token.raw.length);
          continue;
        }
        if (token = this.tokenizer.text(src)) {
          src = src.substring(token.raw.length);
          lastToken = tokens[tokens.length - 1];
          if (lastToken && lastToken.type === "text") {
            lastToken.raw += "\n" + token.raw;
            lastToken.text += "\n" + token.text;
            this.inlineQueue.pop();
            this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;
          } else {
            tokens.push(token);
          }
          continue;
        }
        if (src) {
          const errMsg = "Infinite loop on byte: " + src.charCodeAt(0);
          if (this.options.silent) {
            console.error(errMsg);
            break;
          } else {
            throw new Error(errMsg);
          }
        }
      }
      this.state.top = true;
      return tokens;
    }
    inline(src, tokens) {
      this.inlineQueue.push({ src, tokens });
    }
    inlineTokens(src, tokens = []) {
      let token, lastToken, cutSrc;
      let maskedSrc = src;
      let match;
      let keepPrevChar, prevChar;
      if (this.tokens.links) {
        const links = Object.keys(this.tokens.links);
        if (links.length > 0) {
          while ((match = this.tokenizer.rules.inline.reflinkSearch.exec(maskedSrc)) != null) {
            if (links.includes(match[0].slice(match[0].lastIndexOf("[") + 1, -1))) {
              maskedSrc = maskedSrc.slice(0, match.index) + "[" + repeatString("a", match[0].length - 2) + "]" + maskedSrc.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex);
            }
          }
        }
      }
      while ((match = this.tokenizer.rules.inline.blockSkip.exec(maskedSrc)) != null) {
        maskedSrc = maskedSrc.slice(0, match.index) + "[" + repeatString("a", match[0].length - 2) + "]" + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);
      }
      while ((match = this.tokenizer.rules.inline.escapedEmSt.exec(maskedSrc)) != null) {
        maskedSrc = maskedSrc.slice(0, match.index) + "++" + maskedSrc.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex);
      }
      while (src) {
        if (!keepPrevChar) {
          prevChar = "";
        }
        keepPrevChar = false;
        if (this.options.extensions && this.options.extensions.inline && this.options.extensions.inline.some((extTokenizer) => {
          if (token = extTokenizer.call({ lexer: this }, src, tokens)) {
            src = src.substring(token.raw.length);
            tokens.push(token);
            return true;
          }
          return false;
        })) {
          continue;
        }
        if (token = this.tokenizer.escape(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.tag(src)) {
          src = src.substring(token.raw.length);
          lastToken = tokens[tokens.length - 1];
          if (lastToken && token.type === "text" && lastToken.type === "text") {
            lastToken.raw += token.raw;
            lastToken.text += token.text;
          } else {
            tokens.push(token);
          }
          continue;
        }
        if (token = this.tokenizer.link(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.reflink(src, this.tokens.links)) {
          src = src.substring(token.raw.length);
          lastToken = tokens[tokens.length - 1];
          if (lastToken && token.type === "text" && lastToken.type === "text") {
            lastToken.raw += token.raw;
            lastToken.text += token.text;
          } else {
            tokens.push(token);
          }
          continue;
        }
        if (token = this.tokenizer.emStrong(src, maskedSrc, prevChar)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.codespan(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.br(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.del(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (token = this.tokenizer.autolink(src, mangle)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        if (!this.state.inLink && (token = this.tokenizer.url(src, mangle))) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        }
        cutSrc = src;
        if (this.options.extensions && this.options.extensions.startInline) {
          let startIndex = Infinity;
          const tempSrc = src.slice(1);
          let tempStart;
          this.options.extensions.startInline.forEach(function(getStartIndex) {
            tempStart = getStartIndex.call({ lexer: this }, tempSrc);
            if (typeof tempStart === "number" && tempStart >= 0) {
              startIndex = Math.min(startIndex, tempStart);
            }
          });
          if (startIndex < Infinity && startIndex >= 0) {
            cutSrc = src.substring(0, startIndex + 1);
          }
        }
        if (token = this.tokenizer.inlineText(cutSrc, smartypants)) {
          src = src.substring(token.raw.length);
          if (token.raw.slice(-1) !== "_") {
            prevChar = token.raw.slice(-1);
          }
          keepPrevChar = true;
          lastToken = tokens[tokens.length - 1];
          if (lastToken && lastToken.type === "text") {
            lastToken.raw += token.raw;
            lastToken.text += token.text;
          } else {
            tokens.push(token);
          }
          continue;
        }
        if (src) {
          const errMsg = "Infinite loop on byte: " + src.charCodeAt(0);
          if (this.options.silent) {
            console.error(errMsg);
            break;
          } else {
            throw new Error(errMsg);
          }
        }
      }
      return tokens;
    }
  }
  class Renderer {
    constructor(options2) {
      this.options = options2 || exports.defaults;
    }
    code(code, infostring, escaped) {
      const lang = (infostring || "").match(/\S*/)[0];
      if (this.options.highlight) {
        const out = this.options.highlight(code, lang);
        if (out != null && out !== code) {
          escaped = true;
          code = out;
        }
      }
      code = code.replace(/\n$/, "") + "\n";
      if (!lang) {
        return "<pre><code>" + (escaped ? code : escape(code, true)) + "</code></pre>\n";
      }
      return '<pre><code class="' + this.options.langPrefix + escape(lang, true) + '">' + (escaped ? code : escape(code, true)) + "</code></pre>\n";
    }
    blockquote(quote) {
      return "<blockquote>\n" + quote + "</blockquote>\n";
    }
    html(html) {
      return html;
    }
    heading(text, level, raw, slugger) {
      if (this.options.headerIds) {
        return "<h" + level + ' id="' + this.options.headerPrefix + slugger.slug(raw) + '">' + text + "</h" + level + ">\n";
      }
      return "<h" + level + ">" + text + "</h" + level + ">\n";
    }
    hr() {
      return this.options.xhtml ? "<hr/>\n" : "<hr>\n";
    }
    list(body, ordered, start) {
      const type = ordered ? "ol" : "ul", startatt = ordered && start !== 1 ? ' start="' + start + '"' : "";
      return "<" + type + startatt + ">\n" + body + "</" + type + ">\n";
    }
    listitem(text) {
      return "<li>" + text + "</li>\n";
    }
    checkbox(checked) {
      return "<input " + (checked ? 'checked="" ' : "") + 'disabled="" type="checkbox"' + (this.options.xhtml ? " /" : "") + "> ";
    }
    paragraph(text) {
      return "<p>" + text + "</p>\n";
    }
    table(header, body) {
      if (body)
        body = "<tbody>" + body + "</tbody>";
      return "<table>\n<thead>\n" + header + "</thead>\n" + body + "</table>\n";
    }
    tablerow(content) {
      return "<tr>\n" + content + "</tr>\n";
    }
    tablecell(content, flags) {
      const type = flags.header ? "th" : "td";
      const tag = flags.align ? "<" + type + ' align="' + flags.align + '">' : "<" + type + ">";
      return tag + content + "</" + type + ">\n";
    }
    strong(text) {
      return "<strong>" + text + "</strong>";
    }
    em(text) {
      return "<em>" + text + "</em>";
    }
    codespan(text) {
      return "<code>" + text + "</code>";
    }
    br() {
      return this.options.xhtml ? "<br/>" : "<br>";
    }
    del(text) {
      return "<del>" + text + "</del>";
    }
    link(href, title, text) {
      href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);
      if (href === null) {
        return text;
      }
      let out = '<a href="' + escape(href) + '"';
      if (title) {
        out += ' title="' + title + '"';
      }
      out += ">" + text + "</a>";
      return out;
    }
    image(href, title, text) {
      href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);
      if (href === null) {
        return text;
      }
      let out = '<img src="' + href + '" alt="' + text + '"';
      if (title) {
        out += ' title="' + title + '"';
      }
      out += this.options.xhtml ? "/>" : ">";
      return out;
    }
    text(text) {
      return text;
    }
  }
  class TextRenderer {
    strong(text) {
      return text;
    }
    em(text) {
      return text;
    }
    codespan(text) {
      return text;
    }
    del(text) {
      return text;
    }
    html(text) {
      return text;
    }
    text(text) {
      return text;
    }
    link(href, title, text) {
      return "" + text;
    }
    image(href, title, text) {
      return "" + text;
    }
    br() {
      return "";
    }
  }
  class Slugger {
    constructor() {
      this.seen = {};
    }
    serialize(value) {
      return value.toLowerCase().trim().replace(/<[!\/a-z].*?>/ig, "").replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, "").replace(/\s/g, "-");
    }
    getNextSafeSlug(originalSlug, isDryRun) {
      let slug = originalSlug;
      let occurenceAccumulator = 0;
      if (this.seen.hasOwnProperty(slug)) {
        occurenceAccumulator = this.seen[originalSlug];
        do {
          occurenceAccumulator++;
          slug = originalSlug + "-" + occurenceAccumulator;
        } while (this.seen.hasOwnProperty(slug));
      }
      if (!isDryRun) {
        this.seen[originalSlug] = occurenceAccumulator;
        this.seen[slug] = 0;
      }
      return slug;
    }
    slug(value, options2 = {}) {
      const slug = this.serialize(value);
      return this.getNextSafeSlug(slug, options2.dryrun);
    }
  }
  class Parser {
    constructor(options2) {
      this.options = options2 || exports.defaults;
      this.options.renderer = this.options.renderer || new Renderer();
      this.renderer = this.options.renderer;
      this.renderer.options = this.options;
      this.textRenderer = new TextRenderer();
      this.slugger = new Slugger();
    }
    static parse(tokens, options2) {
      const parser2 = new Parser(options2);
      return parser2.parse(tokens);
    }
    static parseInline(tokens, options2) {
      const parser2 = new Parser(options2);
      return parser2.parseInline(tokens);
    }
    parse(tokens, top = true) {
      let out = "", i, j, k, l2, l3, row, cell, header, body, token, ordered, start, loose, itemBody, item, checked, task, checkbox, ret;
      const l = tokens.length;
      for (i = 0; i < l; i++) {
        token = tokens[i];
        if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) {
          ret = this.options.extensions.renderers[token.type].call({ parser: this }, token);
          if (ret !== false || !["space", "hr", "heading", "code", "table", "blockquote", "list", "html", "paragraph", "text"].includes(token.type)) {
            out += ret || "";
            continue;
          }
        }
        switch (token.type) {
          case "space": {
            continue;
          }
          case "hr": {
            out += this.renderer.hr();
            continue;
          }
          case "heading": {
            out += this.renderer.heading(this.parseInline(token.tokens), token.depth, unescape(this.parseInline(token.tokens, this.textRenderer)), this.slugger);
            continue;
          }
          case "code": {
            out += this.renderer.code(token.text, token.lang, token.escaped);
            continue;
          }
          case "table": {
            header = "";
            cell = "";
            l2 = token.header.length;
            for (j = 0; j < l2; j++) {
              cell += this.renderer.tablecell(this.parseInline(token.header[j].tokens), { header: true, align: token.align[j] });
            }
            header += this.renderer.tablerow(cell);
            body = "";
            l2 = token.rows.length;
            for (j = 0; j < l2; j++) {
              row = token.rows[j];
              cell = "";
              l3 = row.length;
              for (k = 0; k < l3; k++) {
                cell += this.renderer.tablecell(this.parseInline(row[k].tokens), { header: false, align: token.align[k] });
              }
              body += this.renderer.tablerow(cell);
            }
            out += this.renderer.table(header, body);
            continue;
          }
          case "blockquote": {
            body = this.parse(token.tokens);
            out += this.renderer.blockquote(body);
            continue;
          }
          case "list": {
            ordered = token.ordered;
            start = token.start;
            loose = token.loose;
            l2 = token.items.length;
            body = "";
            for (j = 0; j < l2; j++) {
              item = token.items[j];
              checked = item.checked;
              task = item.task;
              itemBody = "";
              if (item.task) {
                checkbox = this.renderer.checkbox(checked);
                if (loose) {
                  if (item.tokens.length > 0 && item.tokens[0].type === "paragraph") {
                    item.tokens[0].text = checkbox + " " + item.tokens[0].text;
                    if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === "text") {
                      item.tokens[0].tokens[0].text = checkbox + " " + item.tokens[0].tokens[0].text;
                    }
                  } else {
                    item.tokens.unshift({
                      type: "text",
                      text: checkbox
                    });
                  }
                } else {
                  itemBody += checkbox;
                }
              }
              itemBody += this.parse(item.tokens, loose);
              body += this.renderer.listitem(itemBody, task, checked);
            }
            out += this.renderer.list(body, ordered, start);
            continue;
          }
          case "html": {
            out += this.renderer.html(token.text);
            continue;
          }
          case "paragraph": {
            out += this.renderer.paragraph(this.parseInline(token.tokens));
            continue;
          }
          case "text": {
            body = token.tokens ? this.parseInline(token.tokens) : token.text;
            while (i + 1 < l && tokens[i + 1].type === "text") {
              token = tokens[++i];
              body += "\n" + (token.tokens ? this.parseInline(token.tokens) : token.text);
            }
            out += top ? this.renderer.paragraph(body) : body;
            continue;
          }
          default: {
            const errMsg = 'Token with "' + token.type + '" type was not found.';
            if (this.options.silent) {
              console.error(errMsg);
              return;
            } else {
              throw new Error(errMsg);
            }
          }
        }
      }
      return out;
    }
    parseInline(tokens, renderer) {
      renderer = renderer || this.renderer;
      let out = "", i, token, ret;
      const l = tokens.length;
      for (i = 0; i < l; i++) {
        token = tokens[i];
        if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) {
          ret = this.options.extensions.renderers[token.type].call({ parser: this }, token);
          if (ret !== false || !["escape", "html", "link", "image", "strong", "em", "codespan", "br", "del", "text"].includes(token.type)) {
            out += ret || "";
            continue;
          }
        }
        switch (token.type) {
          case "escape": {
            out += renderer.text(token.text);
            break;
          }
          case "html": {
            out += renderer.html(token.text);
            break;
          }
          case "link": {
            out += renderer.link(token.href, token.title, this.parseInline(token.tokens, renderer));
            break;
          }
          case "image": {
            out += renderer.image(token.href, token.title, token.text);
            break;
          }
          case "strong": {
            out += renderer.strong(this.parseInline(token.tokens, renderer));
            break;
          }
          case "em": {
            out += renderer.em(this.parseInline(token.tokens, renderer));
            break;
          }
          case "codespan": {
            out += renderer.codespan(token.text);
            break;
          }
          case "br": {
            out += renderer.br();
            break;
          }
          case "del": {
            out += renderer.del(this.parseInline(token.tokens, renderer));
            break;
          }
          case "text": {
            out += renderer.text(token.text);
            break;
          }
          default: {
            const errMsg = 'Token with "' + token.type + '" type was not found.';
            if (this.options.silent) {
              console.error(errMsg);
              return;
            } else {
              throw new Error(errMsg);
            }
          }
        }
      }
      return out;
    }
  }
  function marked(src, opt, callback) {
    if (typeof src === "undefined" || src === null) {
      throw new Error("marked(): input parameter is undefined or null");
    }
    if (typeof src !== "string") {
      throw new Error("marked(): input parameter is of type " + Object.prototype.toString.call(src) + ", string expected");
    }
    if (typeof opt === "function") {
      callback = opt;
      opt = null;
    }
    opt = merge({}, marked.defaults, opt || {});
    checkSanitizeDeprecation(opt);
    if (callback) {
      const highlight = opt.highlight;
      let tokens;
      try {
        tokens = Lexer.lex(src, opt);
      } catch (e) {
        return callback(e);
      }
      const done = function(err) {
        let out;
        if (!err) {
          try {
            if (opt.walkTokens) {
              marked.walkTokens(tokens, opt.walkTokens);
            }
            out = Parser.parse(tokens, opt);
          } catch (e) {
            err = e;
          }
        }
        opt.highlight = highlight;
        return err ? callback(err) : callback(null, out);
      };
      if (!highlight || highlight.length < 3) {
        return done();
      }
      delete opt.highlight;
      if (!tokens.length)
        return done();
      let pending = 0;
      marked.walkTokens(tokens, function(token) {
        if (token.type === "code") {
          pending++;
          setTimeout(() => {
            highlight(token.text, token.lang, function(err, code) {
              if (err) {
                return done(err);
              }
              if (code != null && code !== token.text) {
                token.text = code;
                token.escaped = true;
              }
              pending--;
              if (pending === 0) {
                done();
              }
            });
          }, 0);
        }
      });
      if (pending === 0) {
        done();
      }
      return;
    }
    try {
      const tokens = Lexer.lex(src, opt);
      if (opt.walkTokens) {
        marked.walkTokens(tokens, opt.walkTokens);
      }
      return Parser.parse(tokens, opt);
    } catch (e) {
      e.message += "\nPlease report this to https://github.com/markedjs/marked.";
      if (opt.silent) {
        return "<p>An error occurred:</p><pre>" + escape(e.message + "", true) + "</pre>";
      }
      throw e;
    }
  }
  marked.options = marked.setOptions = function(opt) {
    merge(marked.defaults, opt);
    changeDefaults(marked.defaults);
    return marked;
  };
  marked.getDefaults = getDefaults;
  marked.defaults = exports.defaults;
  marked.use = function(...args) {
    const opts = merge({}, ...args);
    const extensions = marked.defaults.extensions || { renderers: {}, childTokens: {} };
    let hasExtensions;
    args.forEach((pack) => {
      if (pack.extensions) {
        hasExtensions = true;
        pack.extensions.forEach((ext) => {
          if (!ext.name) {
            throw new Error("extension name required");
          }
          if (ext.renderer) {
            const prevRenderer = extensions.renderers ? extensions.renderers[ext.name] : null;
            if (prevRenderer) {
              extensions.renderers[ext.name] = function(...args2) {
                let ret = ext.renderer.apply(this, args2);
                if (ret === false) {
                  ret = prevRenderer.apply(this, args2);
                }
                return ret;
              };
            } else {
              extensions.renderers[ext.name] = ext.renderer;
            }
          }
          if (ext.tokenizer) {
            if (!ext.level || ext.level !== "block" && ext.level !== "inline") {
              throw new Error("extension level must be 'block' or 'inline'");
            }
            if (extensions[ext.level]) {
              extensions[ext.level].unshift(ext.tokenizer);
            } else {
              extensions[ext.level] = [ext.tokenizer];
            }
            if (ext.start) {
              if (ext.level === "block") {
                if (extensions.startBlock) {
                  extensions.startBlock.push(ext.start);
                } else {
                  extensions.startBlock = [ext.start];
                }
              } else if (ext.level === "inline") {
                if (extensions.startInline) {
                  extensions.startInline.push(ext.start);
                } else {
                  extensions.startInline = [ext.start];
                }
              }
            }
          }
          if (ext.childTokens) {
            extensions.childTokens[ext.name] = ext.childTokens;
          }
        });
      }
      if (pack.renderer) {
        const renderer = marked.defaults.renderer || new Renderer();
        for (const prop in pack.renderer) {
          const prevRenderer = renderer[prop];
          renderer[prop] = (...args2) => {
            let ret = pack.renderer[prop].apply(renderer, args2);
            if (ret === false) {
              ret = prevRenderer.apply(renderer, args2);
            }
            return ret;
          };
        }
        opts.renderer = renderer;
      }
      if (pack.tokenizer) {
        const tokenizer = marked.defaults.tokenizer || new Tokenizer();
        for (const prop in pack.tokenizer) {
          const prevTokenizer = tokenizer[prop];
          tokenizer[prop] = (...args2) => {
            let ret = pack.tokenizer[prop].apply(tokenizer, args2);
            if (ret === false) {
              ret = prevTokenizer.apply(tokenizer, args2);
            }
            return ret;
          };
        }
        opts.tokenizer = tokenizer;
      }
      if (pack.walkTokens) {
        const walkTokens2 = marked.defaults.walkTokens;
        opts.walkTokens = function(token) {
          pack.walkTokens.call(this, token);
          if (walkTokens2) {
            walkTokens2.call(this, token);
          }
        };
      }
      if (hasExtensions) {
        opts.extensions = extensions;
      }
      marked.setOptions(opts);
    });
  };
  marked.walkTokens = function(tokens, callback) {
    for (const token of tokens) {
      callback.call(marked, token);
      switch (token.type) {
        case "table": {
          for (const cell of token.header) {
            marked.walkTokens(cell.tokens, callback);
          }
          for (const row of token.rows) {
            for (const cell of row) {
              marked.walkTokens(cell.tokens, callback);
            }
          }
          break;
        }
        case "list": {
          marked.walkTokens(token.items, callback);
          break;
        }
        default: {
          if (marked.defaults.extensions && marked.defaults.extensions.childTokens && marked.defaults.extensions.childTokens[token.type]) {
            marked.defaults.extensions.childTokens[token.type].forEach(function(childTokens) {
              marked.walkTokens(token[childTokens], callback);
            });
          } else if (token.tokens) {
            marked.walkTokens(token.tokens, callback);
          }
        }
      }
    }
  };
  marked.parseInline = function(src, opt) {
    if (typeof src === "undefined" || src === null) {
      throw new Error("marked.parseInline(): input parameter is undefined or null");
    }
    if (typeof src !== "string") {
      throw new Error("marked.parseInline(): input parameter is of type " + Object.prototype.toString.call(src) + ", string expected");
    }
    opt = merge({}, marked.defaults, opt || {});
    checkSanitizeDeprecation(opt);
    try {
      const tokens = Lexer.lexInline(src, opt);
      if (opt.walkTokens) {
        marked.walkTokens(tokens, opt.walkTokens);
      }
      return Parser.parseInline(tokens, opt);
    } catch (e) {
      e.message += "\nPlease report this to https://github.com/markedjs/marked.";
      if (opt.silent) {
        return "<p>An error occurred:</p><pre>" + escape(e.message + "", true) + "</pre>";
      }
      throw e;
    }
  };
  marked.Parser = Parser;
  marked.parser = Parser.parse;
  marked.Renderer = Renderer;
  marked.TextRenderer = TextRenderer;
  marked.Lexer = Lexer;
  marked.lexer = Lexer.lex;
  marked.Tokenizer = Tokenizer;
  marked.Slugger = Slugger;
  marked.parse = marked;
  const options = marked.options;
  const setOptions = marked.setOptions;
  const use = marked.use;
  const walkTokens = marked.walkTokens;
  const parseInline = marked.parseInline;
  const parse = marked;
  const parser = Parser.parse;
  const lexer = Lexer.lex;
  exports.Lexer = Lexer;
  exports.Parser = Parser;
  exports.Renderer = Renderer;
  exports.Slugger = Slugger;
  exports.TextRenderer = TextRenderer;
  exports.Tokenizer = Tokenizer;
  exports.getDefaults = getDefaults;
  exports.lexer = lexer;
  exports.marked = marked;
  exports.options = options;
  exports.parse = parse;
  exports.parseInline = parseInline;
  exports.parser = parser;
  exports.setOptions = setOptions;
  exports.use = use;
  exports.walkTokens = walkTokens;
  exports[Symbol.toStringTag] = "Module";
});
